Background Pony #25F1
The other pony is a ponified mascot of Dvach imageboard. They are placed together with Kuruminha to commemorate /rus/ board of Brchan. They detect same person posting anonymously trying to make it look like it is several anons posting. Such a person is called “Semyon” - derived from “same” - on Russian boards. A variant of that is “Semyon Semyonych” for a character from the movie The Brilliant Arm. This is Semyon Semyonych: